3D printer can make space tools from moon rocks: Study

A patch of windblown sand and dust downhill from a cluster of dark rocks at the "Rocknest" site on Mars is shown in this September 28, 2012 NASA handout photo. This view is a mosaic of images taken by the telephoto right-eye camera of the Mast Camera (Mastcam). (REUTERS/NASA/JPL-Caltech/MSSS)